Category Archives : Network

Force network speed on a network card to 100 MBit Full Duplex and in the same time disable auto negotiation # ethtool -s eth0 speed 100 duplex full autoneg off These settings are active until you reboot the machine or restart the network. In order to keep this change on each system reboot, append the […]

I’ve recently experienced that my workstation (Ubuntu Jaunty Jackalope, 9.04, x86_64) “hangs” periodically when my internet browser, Mozilla Firefox, has a lot of active tabs. In my case I had > 100 active tabs in more than 20 windows. I know I should have closed some of them but that is not an option right […]

This post describes how you can search Wikipedia from the command line using a DNS tool like nslookup in Windows or dig in linux. Handy if you don’t wan’t to open a Internet browser to do a simple Wikipedia query. Windows This is how it’s done in Windows Choose Start -> Run Write “cmd” and […]

lftp is a file transfer program that allows sophisticated ftp, http and other connections to other hosts. If site is specified then lftp will connect to that site otherwise a connection has to be established with the open command. Basic usage lftp sftp://[domain name] lftp sftp://example.com Use a different user name than the one you […]

This post describes how you can access your server using a host name instead of the dynamic IP addresses (from DHCP) it has assigned at the moment. I’m going to describe how to use DynDNS, but this also applies to other services like EasyDNS, DSLreports.com and ZoneEdit. This tutorial has been tested on my Ubuntu […]